Which explains why the graph is not a function?
It is not a function because the points are not connected
to each other.
It is not a function because the points are not related by
a single equation.
It is not a function because there are two different x-
values for a single y-value.
It is not a function because there are two different y-
values for a single x-value.
5 4 -3 -2 -1
1 2 3 4
5 x

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with